Hey there.
This is not the first post about how backtrack 4 supports the intel GMA500 graphic chipset, but i just want to get myself involved in this issue-resolving.

Here are all the informations i have.

- About the chipset supports on arch linux
Poulsbo - ArchWiki

unofficial repository:
gma500 - Project Hosting on Google Code
Ubuntu howto:
poulsbo - Documentation Ubuntu Francophone

nanoAnt howto:
nanoANT » Blog Archive » Compiling kernel IEGD 10.x module for any Linux distribution

At the moment posting, I'm working on compiling the IEGD driver.
I'll give news soon.